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73107426 = 2371998747
BaseRepresentation
bin1000101101110…
…00011111100010
312002120020112110
410112320133202
5122203414201
611130540150
71545255120
oct426703742
9162506473
1073107426
11382a3767
1220597656
13121b9042
1499d0910
1566416d6
hex45b87e2

73107426 has 32 divisors (see below), whose sum is σ = 167961600. Its totient is φ = 20780496.

The previous prime is 73107413. The next prime is 73107457. The reversal of 73107426 is 62470137.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73107393 and 73107402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3985 + ... + 12731.

It is an arithmetic number, because the mean of its divisors is an integer number (5248800).

Almost surely, 273107426 is an apocalyptic number.

73107426 is an abundant number, since it is smaller than the sum of its proper divisors (94854174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73107426 is a wasteful number, since it uses less digits than its factorization.

73107426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 73107426 is about 8550.2880653227. The cubic root of 73107426 is about 418.1388281493.

The spelling of 73107426 in words is "seventy-three million, one hundred seven thousand, four hundred twenty-six".

Divisors: 1 2 3 6 7 14 21 42 199 398 597 1194 1393 2786 4179 8358 8747 17494 26241 52482 61229 122458 183687 367374 1740653 3481306 5221959 10443918 12184571 24369142 36553713 73107426